EDPY 577 Week 2 Notes

Week 2 Notes

Science
Theory - > Hypothesis -> Data -> Verification

Theory
Building Hypothesis generation


Forms of Data Collection

• Observe Behavior
• Assessing Skills
• Gathering opinion, Attitudes, or other self-reponse
• physiological response, reaction time
• archival data

- ALL MUST BE Reliable and Valid

SECOND HALF OF CLASS
- Worked through work sheet

MEAN (Average)
MEDIAN (Middle Number)
MODE (Most Common Score)

Standard Deviation
Dispersion from the Mean

Sum of Square Roots of Deviation (SQRT)

Variance of Scores is Average Squared Deviation

To Get Standard Deviation you take the Square Root of the Sum of Squared Deviations.